- Oil and gas line and compressor station construction (6)
- Gas main construction (4)
- Natural gas compressor station construction (1)
- Oil and gas pipeline construction (29)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (22)
- Cable laying construction (17)
- Cable television line construction (7)
- Telephone and communication line construction (15)
- Transmitting tower (telecommunication) construction (10)
- Water and sewer line construction (29)
- Aqueduct construction (2)
- Sewer line construction (42)
- Water main construction (28)
- Electric power line construction (14)
- Pipe laying construction (10)
- Pipeline construction, nsk (50)
- Pumping station construction (5)
- Underground utilities contractor (66)